What is the meaning of dependent?

noun

• A person who relies on another person for support (especially financial support.
  • synonyms: dependant

adjective

• Relying on or requiring a person or thing for support, supply, or what is needed.
  • usage: "dependent children"; "dependent on moisture"
• Contingent on something else.
  • synonyms: dependant, qualified
• Of a clause. ( unable to stand alone syntactically as a complete sentence)
  • usage: "a subordinate (or dependent) clause functions as a noun or adjective or adverb within a sentence"
  • synonyms: subordinate
• Held from above.
  • usage: "a pendant bunch of grapes"
  • synonyms: pendent, pendant
• Being under the power or sovereignty of another or others.
  • usage: "subject peoples"; "a dependent prince"
  • synonyms: subject
• Addicted to a drug.
  • synonyms: dependant, drug-addicted, hooked, strung-out